Year: 2015 This is an authentic CHOPARD 18K White Gold Diamond Happy Diamonds Square Pendant Necklace. The necklace is crafted of 18 karat white gold and features three floating round cut diamonds encased in a diamond encrusted square pendant weighing approximately .28 total carat weight. Follow this item for alerts. Chopard is a registered trademark of Chopard. FASHIONPHILE is not affiliated with Chopard.